2-(2-Benzothiazolylthio)acetic acid 2-(Carboxymethylthio)benzothiazole 2-Carboxymethylthiobenzothiazole 6295-57-4 Acetic acid, (2-benzothiazolylthio)- NSC11891 S-2-(Benzothiazolylthio)glycolic acid S-2-Benzothiazolylthioglycolic acid WLN: T56 BN DSJ CS1VQ